The serial Hollywood dater -- who said he has a "funny track record" with the ladies -- could have something to do with why Mayer wants to apply the brakes.

Lovelorn Celebs: John Mayer Edition

"For some reason whoever I date has been famous for a while," Mayer told Ellen. "I can't sit here and be like, 'Oh, please let me live my life in private with this famous person who's been around for 15 years. The last thing you want to see me doing is bashing my head going 'I'm shocked that I'm being followed right now.'"

"I'm just going to hunker down," he said, "2010 is a peaceful year for me no matter what I do."